National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

68°F

20°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Sep 6:56 pm EDT
Extended Forecast for

Medford NY

  • Tonight

    Tonight: A slight chance of showers, then showers and possibly a thunderstorm after 2am. Steady temperature around 69. Southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Slight Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 2pm, then a chance of showers and thunderstorms after 5pm. High near 82. Southwest wind 9 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83. West wind 3 to 7 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Northwest wind 3 to 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers, then showers and possibly a thunderstorm after 2am. Steady temperature around 69. Southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms before 2pm, then a chance of showers and thunderstorms after 5pm. High near 82. Southwest wind 9 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83. West wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 64. Northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 59.
Labor Day
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Medford NY
 40.81°N 72.99°W (Elev. 79 ft)
Last Update:
3:08 pm EDT Sep 2, 2026
Forecast Valid:
7pm EDT Sep 2, 2026-6pm EDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation